Thursday 7 FREDERICK STORY TIME, for children 3-5. 10:30 a.m. Thursdays, 10:30 a.m. and 11:15 a.m. Wednesdays, C. Burr Artz Central Library, 110 E. Patrick St., Frederick. Free. 301-694-1630.

EMMITSBURG STORY TIME, for children 3-5 with an adult. 10:30 a.m., Emmitsburg Branch Library, 101 Silo Hill Rd. Free. 301-447-2682.

FREDERICK MEDICINE MUSEUM, exhibits illustrating the medical story of the Civil War. 10 a.m.-5 p.m. Mondays through Saturdays, 11 a.m.-5 p.m. Sundays, National Museum of Civil War Medicine, 48 E. Patrick St., Frederick. $6.50; ages 60 and older, $6; ages 10-16, $4.50; 9 and younger, free. 301-695-1864.

Saturday 9 NATURE CENTER BATS PROGRAM, for all ages, a program of bat folklore, nature tales and information about bat habitats. 2 p.m., Fountain Rock Park and Nature Center, Fountain Rock Road, take Biggs Ford Road from Route 15 North, 1 1/2 miles from the Frederick city limits. Free. 301-694-1646.

THURMONT OYSTER SUPPER, turkey, country ham and oysters, to benefit Lewistown District Volunteer Fire Co. No. 22. 1-6 p.m., 11101 Hessong Bridge Rd., Thurmont. $10; children 6-12, $5; 5 and younger, free. 301-898-9988.

FREDERICK GENEALOGICAL LECTURE, genealogist Alfreda Patton Davidson of York, Pa., discusses "Researching in Pennsylvania" at the monthly meeting of the Frederick County Genealogical Society. 1 p.m., Homewood at Crumland Farms , 7407 Willow Rd., Frederick. $5; FRECOGS members, $2. 301-834-9907.

FREDERICK SAFE KIDS DAY, to promote family safety awareness, seminars on "Stranger Danger," "Internet Safety for Parents, Children and Teens," "Fire Prevention and Safety," "Self Defense for Children" and "Latch Key Children Safety"; plus face painting, arts and crafts, a smoke crawl, McGruff the Crime Dog, emergency fire vehicles and a law-enforcement mobile command unit and more, presented by the Frederick County Family YMCA. 10 a.m.-3 p.m.; plus one session of "Escape School," 2-3 p.m. only, YMCA, 1000 N. Market St., Frederick. Free. 301-663-5131.

THURMONT ORIENTEERING CLASSES, an indoor slide program introducing maps and their components as well as an orienteering compass, followed by a short outdoor course requiring participants to go off-trail in varied terrain. Wear sturdy shoes and dress for the weather; maps and compasses provided for the day. Class size is limited. 1 p.m. Saturday, Nov. 16 and Nov. 17, Catoctin Mountain Park Visitors Center, 6602 Foxville Rd., Thurmont. Free; preregistration required. 301-663-9388.

HYATTSTOWN SUPER BINGO, cash prizes, coffee, tea and a food platter with a dessert, a fundraiser for the Hyattstown Volunteer Fire Department. Doors open, 2:30 p.m.; Early Birds begin, 5:30 p.m., Hyattstown Volunteer Fire Department, Routes 109 and 355 (south of Urbana), Hyattstown. $35; $25 in advance; some games not included in admission. 301-926-8142, 301-663-4988 or 301-831-6042.

Sunday 10 ANTIETAM BATTLEFIELD HIKE, a two-mile, ranger-led battlefield hike on the high ground east of the Burnside Bridge, Confederate Overlook and a portion of Snavely's Ford Trail. Rain or shine; wear appropriate footwear for hiking through fields of tall grass as well as plowed fields. 1-3 p.m., Antietam National Battlefield, Route 65, one mile north of Sharpsburg. All programs subject to change; check before attending any special events. $3; children 16 and younger, free. 301-432-5124.

EMMITSBURG PANCAKE BREAKFAST, all you can eat, including sausage, pancakes, eggs, potatoes, sausage gravy, toast, fruit, juice and coffee. 7:30 a.m., St. Joseph's Catholic Church, 100 N. Seton Ave, Emmitsburg. $5; children 5-12, $3, 4 and younger, free. 301-447-2326.

THURMONT GPS CLASS, for those with a Global Positioning System receiver (GPS), test skills or receive help getting started; a basic orienteering class or a knowledge of map- and compass-reading strongly suggested; bring a GPS receiver. 1 p.m., Catoctin Mountain Park Visitors Center, 6602 Foxville Rd., Thurmont. Free; preregistration required. 301-663-9388.

Monday 11 FREDERICK GRIEF SUPPORT GROUP, Genesis Support Group, a self-help organization to provide support to people who have experienced the death of a loved one. 7-8:30 p.m., Hospice of Frederick County, 516 Trail Ave., Frederick. Free. 301-698-3031 or 301-693-3037.

Tuesday 12 REVOLUTIONARY WAR LECTURE, "The Stamp Act Repudiation," a program by historian Paul Gordon describing the events of Nov. 23, 1765, when judges of the Frederick County Court repudiated the British Stamp Act, among the first overt acts of rebellion against the British in the American Colonies. Sponsored by the Historical Society of Frederick County. 7:30 p.m., C. Burr Artz Central Library, 110 E. Patrick St., Frederick. Free. 301-663-1188.

POTOMAC VALLEY FLY FISHERS, Theaux Legardeur of Backwater Anglers, Monkton, Md., will discuss effects of the drought on one of the finest trout waters in Maryland, the Gunpowder River. 7-9 p.m., Maryland School for the Deaf, Ely Building, 101 Clarke Pl., Frederick. Meeting, free; annual membership fee for an individual or a family, $10. 301-607-4357 or http://www.geocities.com/pvflyfish.

FREDERICK PLANETARIUM SHOW, for all ages; eighth-graders and younger children must be accompanied by an adult. "The New Cosmos," an exploration of the top astronomy discoveries of the last century. First come, first served; doors open at 5:30 p.m. when tickets can be purchased for the 6 p.m. show or the 7:30 p.m. show Tuesday, Nov. 19 or Nov. 26. Earth and Space Science Laboratory, Frederick Elementary School (use the back entrance, School Building B), 250 Madison St., Frederick. $2; students and children, $1. 240-236-2694.

FREDERICK WOMEN'S MEETING, the Frederick County Commission for Women. 7 p.m. the second Tuesday of each month, Winchester Hall, 12 E. Church St., third floor, Frederick. Free. 301-694-1066.

Wednesday 13 INSULIN SUPPORT GROUP, for patients on an insulin pump, sponsored by the center. 7 p.m., Frederick Memorial Hospital Wellness Center at Francis Scott Key Mall, 5500 Buckeystown Pike, Frederick. 240-379-6007.

SNOWFLAKE ORNAMENTS WORKSHOP, for ages 8-18, learn to make a holiday ornament in a snowflake or star design using colorful beads; materials provided. 7 p.m., Walkersville Branch Library, 57 W. Frederick St. Free. 301-845-8880.

FREDERICK YOUTH ADVISORY, for students in grades 6-12, meet after school for socializing, snacks and to plan teen library programs with the Teen Advisory Group. 7 p.m., C. Burr Artz Central Library, 110 E. Patrick St., Frederick. 301-694-1630.

Thursday 14 THURMONT PARK CELEBRATION, birthday cake and a program of events in Catoctin Mountain Park's history, the final event of the park's year-long observance of its 65 years of National Park Service stewardship. 1 p.m., Visitor Center, Catoctin Mountain Park, 6602 Foxville Rd., Thurmont. Admission, free. 301-663-9388.

WALKERSVILLE STAMPIN' UP!, for adults, a demonstration of basic techniques of stamp art. Make one or two cards for the holidays; supplies furnished. 7 p.m., Walkersville Branch Library, 57 W. Frederick St. Free; preregistration required. 301-845-8880.

-- Christine Swerda

Items are accepted from public and nonprofit organizations only and must be received at least 14 days before the Thursday publication date. Submit information to: Community Events, The Washington Post, 51 Monroe St., Suite 500, Rockville, Md. 20850. Include event name, dates, times, exact address, prices and a publishable contact phone number.